#VU114834 Improper locking in Linux kernel - CVE-2025-38720
Published: September 5, 2025
Vulnerability identifier: #VU114834
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-38720
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the hbg_reset_prepare(), hbg_reset_done(), hbg_pci_err_reset_prepare() and hbg_pci_err_reset_done() functions in drivers/net/ethernet/hisilicon/hibmcge/hbg_err.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.